official
英 [əˈfɪʃl] 美 [əˈfɪʃl]
adj.
公务的;公职的;公事的;正式的;官方的;官方授权的;公开的;公布的;据官方的
n.
要员;官员;高级职员
复数： officials
例句
We have no official business to bind us.
我们没有公务的约束。
Is English an official language in your country?
英语在你们国家是官方语言吗？
The official story has always been that they are just good friends.
官方一直说他们只不过是好朋友。
